Senior Mainframe Capacity & Performance Lead

Koitecc Solutions; Concord (NH); Hybrid; USD 84,000 - 222,000; Full time

Benefits offered by this job

Medical, dental, vision coverage

Paid time off

Retirement savings options

Job summary

CVS Health is seeking a Senior Mainframe Capacity & Performance Engineer to join our Enterprise Infrastructure organization. This role focuses on performance, scalability, reliability, and efficiency of the enterprise mainframe environment supporting healthcare, pharmacy, and retail applications.

The position requires deep expertise in z/OS performance analysis, capacity forecasting, workload management, and real-time diagnostics, plus collaboration across multiple teams and time zones.

Qualifications

• 5+ years supporting enterprise IBM mainframe environments, including z/OS and IBM Z architecture.
• 5+ years in capacity planning, performance engineering, root cause analysis, and production troubleshooting within large-scale environments.
• 3+ years analyzing utilization trends, forecasting capacity needs, and driving workload optimization initiatives.
• 3+ years leveraging enterprise mainframe monitoring and performance management tools to identify and resolve performance bottlenecks.
• 2+ years utilizing Microsoft Office applications, including advanced Excel reporting and data analysis.

Responsibilities

• Monitor, analyze, and optimize mainframe resource utilization, performance, and capacity across IBM z/OS environments.
• Conduct capacity planning, forecasting, trend analysis, and real-time performance diagnostics to identify bottlenecks, mitigate risks, and ensure platform scalability and reliability.
• Partner with application, infrastructure, database, and systems programming teams to identify high-resource consumers, troubleshoot performance issues, and implement optimization strategies that improve efficiency and reduce MIPS consumption.
• Develop and deliver utilization reports, performance assessments, and capacity recommendations to support infrastructure investments, application initiatives, technology upgrades, and peak-business readiness activities such as Open Enrollment and Welcome Season.
• Provide technical leadership for performance engineering activities including testing, quality assurance reviews, production support, critical incident response, and participation in an on-call rotation supporting enterprise application performance.

Skills

Mainframe capacity planning

Performance engineering

z/OS expertise

Workload forecasting

Excel reporting

Production troubleshooting

Education

Bachelor's degree

Tools

OMEGAMON

RMF III

SAS

MXG

DB2

CICS

MQ

Job description

CVS Health is seeking a Senior Mainframe Capacity & Performance Engineer to join our Enterprise Infrastructure organization. This role focuses on performance, scalability, reliability, and efficiency of the enterprise mainframe environment supporting healthcare, pharmacy, and retail applications.

The position requires deep expertise in z/OS performance analysis, capacity forecasting, workload management, and real-time diagnostics, plus collaboration across multiple teams and time zones.